Move redirect_chain from NavigationEntry to FrameNavigationEntry.

content/browser/frame_host/frame_navigation_entry.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_FRAME_NAVIGATION_ENTRY_H_
 #define CONTENT_BROWSER_FRAME_HOST_FRAME_NAVIGATION_ENTRY_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
@@ skipping 35 matching lines @@
   FrameNavigationEntry* Clone() const;
 
   // Updates all the members of this entry.
   void UpdateEntry(const std::string& frame_unique_name,
                    int64_t item_sequence_number,
                    int64_t document_sequence_number,
                    SiteInstanceImpl* site_instance,
                    scoped_refptr<SiteInstanceImpl> source_site_instance,
                    const GURL& url,
                    const Referrer& referrer,
+                   const std::vector<GURL>& redirect_chain,
                    const PageState& page_state,
                    const std::string& method,
                    int64_t post_id);
 
   // The unique name of the frame this entry is for.  This is a stable name for
   // the frame based on its position in the tree and relation to other named
   // frames, which does not change after cross-process navigations or restores.
   // Only the main frame can have an empty name.
   //
   // This is unique relative to other frames in the same page, but not among
@@ skipping 37 matching lines @@
 
   // The actual URL loaded in the frame.  This is in contrast to the virtual
   // URL, which is shown to the user.
   void set_url(const GURL& url) { url_ = url; }
   const GURL& url() const { return url_; }
 
   // The referring URL.  Can be empty.
   void set_referrer(const Referrer& referrer) { referrer_ = referrer; }
   const Referrer& referrer() const { return referrer_; }
 
+  // The redirect chain traversed during this frame navigation, from the initial
+  // redirecting URL to the final non-redirecting current URL.
+  void set_redirect_chain(const std::vector<GURL>& redirect_chain) {
+    redirect_chain_ = redirect_chain;
+  }
+  const std::vector<GURL>& redirect_chain() const { return redirect_chain_; }
+
   void SetPageState(const PageState& page_state);
   const PageState& page_state() const { return page_state_; }
 
   // The HTTP method used to navigate.
   const std::string& method() const { return method_; }
   void set_method(const std::string& method) { method_ = method; }
 
   // The id of the post corresponding to this navigation or -1 if the
   // navigation was not a POST.
   int64_t post_id() const { return post_id_; }
@@ skipping 15 matching lines @@
 
   // See the accessors above for descriptions.
   std::string frame_unique_name_;
   int64_t item_sequence_number_;
   int64_t document_sequence_number_;
   scoped_refptr<SiteInstanceImpl> site_instance_;
   // This member is cleared at commit time and is not persisted.
   scoped_refptr<SiteInstanceImpl> source_site_instance_;
   GURL url_;
   Referrer referrer_;
+  // This is used when transferring a pending entry from one process to another.
+  // We also send the main frame's redirect chain through session sync for
+  // offline analysis.
+  // It is preserved after commit but should not be persisted.
+  std::vector<GURL> redirect_chain_;
   // TODO(creis): Change this to FrameState.
   PageState page_state_;
   std::string method_;
   int64_t post_id_;
 
   DISALLOW_COPY_AND_ASSIGN(FrameNavigationEntry);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_FRAME_NAVIGATION_ENTRY_H_